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Despite digital reel-spinners being around since 1996, the pandemic that began in early 2020 sky-rocketed the popularity of online slot machines. Today, the number of interactive gaming enthusiasts is higher than ever, and so is the search volume for phrases such as what is the best slot to play online, and how do I play online slot machines?

Thus, this is a perfect time to run down the ten most-played and best slot machines on the internet. Buckle up as what follows is a short explanation on how to spin reels and which online slot machines for real money you should spend your hard-earned cash on when hunting for life-altering riches.

How to Play Online Slot Machines

Slots are super simple gaming products. All that they require from players is that they set a bet size and press the spin button. Nothing more. Once they perform the mentioned actions, an algorithm known as a random number generator arbitrarily churns out symbol combinations that determine a spin’s outcome. No one can impact the behavior of this software. Thus all slot results are 100% fair.

Most modern products in the genre and some of the best slot machines from yonder feature auto-play functions that tell the game to perform multiple spins in a series, quitting when the game hits a loss/win limit.

Readers wary of trying out these games should first play slots just for fun. Most operators allow something called a demo-play option, which lets players experience an online slot machine in its entirety, using fictitious credits. So advanced slots and simple fruit machine games for fun are an option.

Gaming selection dramatically influences the flow of slot gameplay, as different titles feature specific bonus rounds and modes.

Ten Famous Online Slot Games

Per statistics, and most veteran players’ opinions, the ten most established online slots for real money are:

  • Immortal Romance – Released in 2011, Microgaming’s vampire romp is a classic that boasts four free spins modes and a max prize of x12,150. It is a rare example of a slot attempting to implement any semblance of a storyline in its gameplay.
  • Buffalo Blitz – Those not into online casinos will get stunned to learn that Buffalo-themed games are a massive hit with players, for whatever reason. There are over eighty such products, of which the most popular one is Buffalo Blitz (Playtech). It is a high variance reel-spinner with an RTP of 95.96%. It is a semi-rip-off of the Aristocrat slot Buffalo.
  • CSI – Yes, TV series slots are a thing, and CSI is one of the best TV slot games around. It hit online casinos in 2019, featuring all the characters from the original CSI show. Its crime-solving mini-game is oodles of fun, and so is its base gameplay.
  • Cleopatra – Cleopatra was the last active ruler of the Ptolemaic Kingdom of Egypt. However, in the online gambling sphere, she is the title character of 140 slots. The most famous of these is an IGT product released in 2012. It is a medium variance game with an RTP of 95.7% and a max payout of x10,000.
  • The Hive – Betsoft is a premium provider of 3D reel-spinners. Its slot named the Hive is a cartoony bee-themed game that incorporates an innovative honeycomb grid. Its hit frequency is a staggering 48.71, which means that almost every second spin should be a winning one.
  • Derby Dollars – This old RTG game often ranks as the best online slot for those players who are not looking to get rich but always want to turn a small profit. That is so because it features an incredible combo of low variance and an RTP of 97.5%.
  • Black Gold – Black Gold is a quirky Betsoft product that is suitable for spinners of all-sized bankrolls. Wagers on this game can go down to as low as two cents and as high as $150.
  • Aztecs Millions – RealTime Gaming does not have many progressive games in its portfolio. Nevertheless, its premium one is also one of the most widespread jackpot slots around. Aztecs Millions can give away what its name advertises, a progressive prize over one million dollars.
  • Dr. Jekyll & Mr. Hyde – For lovers of classic literature, this one is a must-play. It superbly captures a Victorian-era horror vibe while also infusing it with an animated cartoon feel. Its soundtrack is eerie, and its bonus rounds are exhilarating.
  • Starburst – There is no doubt on anyone’s mind that NetEnt’s Starburst is the most popular online slot ever. It is an average reel-spinner in all areas, but it has gotten a ton of notoriety due to bonus tie-ins.

Trusted Online Casinos for Slots

Over the past few years, many have tried to accurately guess the number of online casinos floating in the digital sphere. In 2018, the American Gaming Association came up with a projection of 2,800 gambling sites, which was likely a modest estimate. Therefore, picking credible from shady operators is not as easy as some may think. According to top casino review hub, Safest Betting Sites, the most reliable five casino-style gambling platforms players should stick to are:

  • BetUS – Founded in 1994, when Antigua and Barbuda passed the Free Trade and Processing Act, BetUS is one of the internet’s oldest casinos. It has a game library of over 400 titles and offers a welcome bonus that can give away up to $3,000 on sign-up. Its promo code is CAS150.
  • BetOnline – BetOnline is another industry pioneer. It has been around since 2001 and boasts a product catalog that features over 150 slots. It also can supply new players with a package that can yield up to $3,000 in free-play funds over their first three deposits. Its code is BOLCASINO.
  • Wild Casino – The same company that runs BetOnline also operates Wild Casino ( Therefore, this is an equally reputable platform as its older sister site. It has on offer close to 200 high-quality slots and provides a five-part welcome package that can give away up to $5,000 in bonus cash. Its codes are WILD250 and WILD100.
  • Las Atlantis – Las Atlantis does not have a ton of reel spinners in its gaming portfolio. Yet, it dazzles new players with a registration deal the gives away as much as $14,000. It is a staggering offer that requires the bonus code LASATLANTIS to get activated.
  • El Royale – Many call El Royale Las Atlantis-lite because both sites are identical in many regards, but El Royale’s welcome package has a max bonus cash potential of $12,500. It is a five-part offer whose first promo code is TRUEROYAL.

To Sum Up

According to some experts, the ten games listed above rank as the most famous online slots ever. It is hard to precisely pinpoint the ten most popular titles in this genre, as slot activity gets dramatically influenced by promotional tie-ins. So, the ranks continuously change. However, we promise that our list is a decent one. Those interested in spinning reels on the games mentioned in this article should only do so at trustworthy platforms. Inexperienced players should first test free slots with bonus rounds to get familiar with these products’ gameplay mechanics before laying down real cash.

About the Author

Shelly Schiff has been working in the gambling industry since 2009, mainly on the digital side of things, employed by SBS. However, over her eleven-year career, Shelly has provided content for many other top interactive gaming websites. She knows all there is to know about slots and has in-depth knowledge of the most popular table games. Her golden retriever Garry occupies most of her leisure time. Though, when she can, she loves reading Jim Thompson-like crime novels.